push bar

基本解釋

But if every now and then you give a rat a pellet, he will push the bar forever.
但是如果你不時(shí)地給老鼠小丸，他就會(huì)永遠(yuǎn)推圍欄了。
http://dj.iciba.com
The invention consists of an outer tube, a rubber stopper, a core bar and a push bar.
本發(fā)明由外筒、膠塞、芯桿和推桿組成。
ip.com
Using the stripper plate pushes out the die-frame in the die, after opening the die, the push-bar pushes out the stripper plate along the parting line;
該模具用卸料板推出機(jī)搆的模架，開(kāi)模後，推桿將卸料板沿分型麪推開(kāi)；
rjggy.net

And Apple, which has yet to include indoor maps in its Maps app, is nevertheless employing indoor positioning technology in its Apple Store app to push Genius Bar customers a check-in notification as soon as they enter the retail store.
FORBES: Indoor Venues Are The Next Frontier For Location-Based Services
To make it gain or lose altitude, push up or down on the bar.
FORBES: Hook In and Hold On